| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be used for [adj] of | 13 |
|
| 2 | been used for [adj] [prep] | 9 |
|
| 3 | be used for [det] [prep] | 9 |
|
| 4 | be used for [num] [prep] | 6 |
|
